<template>
  <div class="login-container">
	<div class="login-box">
		<div class="login-left">
			<div class="title">
				<p>欢迎登录管理系统</p>
			</div>
		</div>
		<div class="login-right">
      <div>
        <div class="login-form">
          <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">
            <el-form-item prop="username">
              <span class="svg-container">
                <svg-icon icon-class="user" />
              </span>
              <el-input
              ref="username"
                v-model="loginForm.username"
                placeholder="账号"
                name="username"
                type="text"
                tabindex="1"
                auto-complete="on"
              />
            </el-form-item>
          
            <el-form-item prop="password">
              <span class="svg-container">
                <svg-icon icon-class="password" />
              </span>
              <el-input
              :key="passwordType"
                ref="password"
                v-model="loginForm.password"
                :type="passwordType"
                placeholder="密码"
                name="password"
                tabindex="2"
                auto-complete="on"
                @keyup.enter.native="handleLogin"
                />
              <span class="show-pwd" @click="showPwd">
                <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
              </span>
            </el-form-item>
            
            <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">登录</el-button>
          
          </el-form>
        </div>
      </div>
		</div>
	</div>
  </div>
</template>	

<script>
// import { validUsername } from '@/utils/validate'
import CryptoJS from 'crypto-js';

export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if(value.trim() == ''){
        callback(new Error('账户不能为空'))
      }else{
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('密码不能少于6位数字'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: '',
        password: ''
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginForm).then(() => {
            this.$notify({
              title: '登录成功',
              message: '欢迎使用一车帝厂家管理系统',
              type: 'success'
            })
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('提交错误！！')
          return false
        }
      })
    }
  }
}
</script>

<style lang="scss">
$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;
	
	.login-box{
		width: 700px;
		margin: 15% auto;
		display: flex;
		background: #fff;
		border-radius: 20px;
		.login-left{
			width: 60%;
			background: #4CC665;
			border-top-left-radius: 20px;
			border-bottom-left-radius: 20px;
			.title{
				text-align: center;
				width: 100%;
				height: 100%;
				display: flex;
				flex-direction: column;
				align-items: center;
				justify-content: center;
				p{
					font-weight: bold;
					font-size: 20px;
					color: #fff;
				}
			}
		}
		.login-right{
			width: 40%;
			.loginregion{
				display: flex;
				justify-content: space-between;
				margin:10px 0;
				span{
					cursor: pointer;
				}
			}
		}
	}
	
	.login-form {
		position: relative;
		width: 520px;
		max-width: 100%;
		padding: 15px 15px 0;
		margin: 0 auto;
		overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
